Michigan — area code 248

Phone code 248 is dedicated to the state of Michigan.

Phone code 248 is dedicated to the state of Michigan.

Area codes 248 and 947 are the area codes for Oakland County, Michigan, which borders the city of Detroit to the north. However, the area also encompasses Livonia, Northville and part of Northville Township in northwestern Wayne County, as well as parts of Brighton in eastern Livingston County. Area code 248 was split off from area code 810 in 1997. In 2002, area code 947 was overlaid on it. source